- Analgesia, Patient-Controlled2
- Analgesia, Patient-Controlled -- adverse effects2
- Analgesia, Patient-Controlled -- instrumentation1
- Analgesics8
- Analgesics -- administration & dosage2
- Analgesics -- adverse effects1
- Analgesics -- economics1
- Analgesics -- pharmacology1
- Analgesics -- therapeutic use4
- Analgesics, Opioid16
- Analgesics, Opioid -- administration & dosage8
- Analgesics, Opioid -- adverse effects16
- Analgesics, Opioid -- economics3
- Analgesics, Opioid -- pharmacology1
- Analgesics, Opioid -- poisoning1
- Analgesics, Opioid -- supply & distribution2
- Analgesics, Opioid -- therapeutic use29
- Ananas -- chemistry1
- Anastomosis, Roux-en-Y1
- Anastomosis, Roux-en-Y -- methods1